SOLUTION: Manny Villar can climb a coconut tree at the rate of 2ft/min and going down at the rate of 3 ft/min. if his total time climbing up and going down is 20 min, how high is the tree?pl

Algebra ->  Customizable Word Problem Solvers  -> Unit conversion -> SOLUTION: Manny Villar can climb a coconut tree at the rate of 2ft/min and going down at the rate of 3 ft/min. if his total time climbing up and going down is 20 min, how high is the tree?pl      Log On

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Question 578704: Manny Villar can climb a coconut tree at the rate of 2ft/min and going down at the rate of 3 ft/min. if his total time climbing up and going down is 20 min, how high is the tree?pls help,,thanks
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
t = d / r ___ the times sum to 20

(h / 2) + (h / 3) = 20

multiplying by 6 (LCD) ___ 3h + 2h = 120

5h = 120